MATURE SUGGESTED MINIMUM MATURE SUGGESTED MINIMUM HEIGHT RANGE COMMON NAME BOTANICAL NAME DISTANCE FROM ANY HEIGHT RANGE COMMON NAME BOTANICAL NAME DISTANCE FROM ANY (METRES) SEWER PIPE (METRES) (METRES) SEWER PIPE (METRES) 8 Strickland Gum Eucalyptus stricklandii 6 10 - 12 Salt River Gum Eucalyptus sargentii 20 8 Swamp Mallet Eucalyptus spathulata 4 12 - 18 Shingle Oak Casuarina equisetifolia 20 6 - 8 Sydney Golden Wattle Acacia longifolia 20 12 - 18 Silky Oak Grevillea robusta 20 5 - 8 Torwood Eucalyptus ‘Torwood’ 6 25 Silver Wattle Acacia dealbata 10 protect your home Smooth-barked 6 Tree Strelitzia Strelitzia nicolai 4 25 - 30 Angophora costata 20 Apple Gum 8 Weeping Bottlebrush Castillemon viminalis 6 15 - 20 Swamp Oak Casuarina obesa 10 6 - 9 Weeping Lilly Pilly Waterhousia floribunda 6 select the right tree 10 - 15 Swamp or Bald Cypress Taxodium distichum 20 Large Trees 20 - 30 Tasmanian Blackwood Acacia melanoxylon 20 12 - 18 African Tulip Tree Spathodea campanulata 10 15 - 20 Tipu Tree, Pride of Bolivia Tipuana tipu 6 Alexander & 15 Archontophoenix 6 Cupaniopsis Bangalow Palms 15 Tuckeroo 4 anarcardioides 10 - 12 Arizona Cypress Cupressus arizonica 6 20 Tulip Tree Liriodendrom tulipifera 6 12 - 18 Atlas cedar Cedrus atlantica 6 14 WA Peppermint Agonis flexuosa 6 12 - 18 Bhutan Cypress Cupressus torulosa 6 10 - 12 Wallangarra White Gum Eucalyptus scoparia 6 Box Tree, Queensland Box, 10 - 15 Lophostemon confertus 6 Tristania These trees are not suggested for urban gardens 10 - 15 Canary Island Date Palm Phoenix canariensis 20 COMMON NAME BOTANICAL NAME 20 Cedar Wattle Acacia elata 10 Alder Alnus 10 - 12 Chinese Elm Ulmus parvifolia 6 Bay Tree Laurus nobilis How to contact us Fraxinus oxycarpa 10 - 15 Claret Ash 20 ‘Raywood’ Camphor Laurel Cinnamomum camphora 10 - 12 Cotton Palm Washingtonia filifera 6 Coastal Blackbutt, Prickly Bark Eucalyptus todtiana technical enquiries 10 - 12 Cotton Palm Washingtonia robusta 6 Figs Ficus species (8am to 5pm weekdays) 13 13 95 15 - 25 Cut-leaf Plane Tree Platanus orientalis 10 Flooded Gum Eucalyptus rudis TTY: National Relay Service on 13 36 77 25 - 30 Deodar Cedar Cedrus deodara 20 Japanese Pepper Tree Schinus terebinthifolius or email 12 - 18 Evergreen Ash Fraxinus griffithii 10 Lemon-scented Gum Corymbia (Eucalyptus) citriodora [email protected] 10 - 12 Fiddlewood Citharexylum spinosum 6 Mugga Ironbark Eucalyptus sideroxylon ‘Rosea’ 15 Gimlet Eucalyptus salubris 6 Norfolk Pine Araucaria heterophylla This information is available in alternative formats 15 - 25 Ginkgo, Maidenhair Tree Ginkgo biloba 6 Poplars Populus on request. 12 - 18 Golden Shower Cassia fistula 6 River Gum Eucalyptus camaldulensis 15 - 20 Honey Locust, Frisia Gleditsia 10 Rose Gum Eucalyptus grandis 25 Illawarra Plum Podocarpus elatus 10 Salmon Gum Eucalyptus salmonophloia 10 - 12 Jacaranda Jacaranda mimosifolia 6 Southern Blue Gum, Eurabbie Eucalyptus globulus 10 - 15 Kaffir Plum Harpephyllum caffrum 20 Southern Mahogany Eucalyptus botryoides 12 Leopard Tree Caesalpinia ferrea 6 Spotted Gum Corymbia (Eucalyptus) maculata 10 - 12 Lilly Pilly Acmena smithii 20 Sugar Gum Eucalyptus cladocalyx www.watercorporation.com.au 20 Liquidambar Liquidambar styraciflua 20 Swamp Mahogany Eucalyptus robusta 10 - 15 London Plane Platanus x acerifolia 10 Tamarisk Tamarix aphylla customer correspondence Corymbia (Eucalyptus) Tasmanian Blue Gum Eucalyptus globulus 15 - 20 Marri, Pink Marri 20 Water Corporation, Locked Bag 2 calophylla Tuart Eucalyptus gomphocephala Osborne Park Delivery Centre WA 6916 20 - 30 Monterey Cypress Cupressus macrocarpa 6 Virgilia Virgilia Castonospermum 10 - 12 Moreton Bay Chestnut 8 ISBN 1740434714 March 2010 australe Willows Salix Narrow-leaved Wollemi Pine Wollemia nobilis 15 Eucalyptus nicholii 6 Peppermint Yellow Box Eucalyptus melliodora 12 New Zealand Xmas Tree Metrosideros tomentosa 6 12 Red-freckled Gum Eucalyptus lane-poolei 6 Some smaller garden plants can also cause problems. Casuarina 20 - 30 River Sheoak 20 cunninghamiana In particular, the suggested minimum distance from any 10 - 12 Rose Sheoak Allocasuarina torulosa 6 sewer pipes for Bamboo, Grape Vines and Wisteria is 6 metres. Printed on environmentally friendly paper MATURE SUGGESTED MINIMUM MATURE SUGGESTED MINIMUM HEIGHT RANGE COMMON NAME BOTANICAL NAME DISTANCE FROM ANY HEIGHT RANGE COMMON NAME BOTANICAL NAME DISTANCE FROM ANY choose your trees (METRES) SEWER PIPE (METRES) (METRES) SEWER PIPE (METRES) 4 - 6 Olive Olea 6 8 Coral Gum Eucalyptus torquata 4 Ornamental Cherry, and shrubs carefully 4 - 5 Prunus 6 6 Cottonwood Hibiscus tiliaceus 4 Peach Plum 6 - 8 Drooping Sheoak Allocasuarina verticillata 20 4 - 5 Pagoda Tree Sophora japonica 6 Eucalyptus cladocalyx Trees and shrubs are a very important part of our built 8 Dwarf Sugar Gum 6 don’t rubbish your sewers 5 Pear-fruited Mallee Eucalyptus pyriformis 4 'Nana' environment where they have great value in providing Tree roots aren’t the only cause of blockages! Material other than toilet 4 - 6 Pincushion Hakea Hakea laurina 2 7 Evergreen Magnolia Magnolia grandiflora 6 shade, clean air, wind protection, wildlife habitat and beauty. paper entering the system through toilets, sinks, baths and showers can 4 - 5 Plum Prunus 6 5 - 8 Flame Tree, Coral Tree Erythrina - All 20 However, if they are not carefully chosen, they may cause block sewers and cause flooding and major damage. Cooking oils and 4 - 5 Red-flowered Moort Eucalyptus nutans 4 6 - 8 Golden Wattle Acacia pycnantha 4 Gossamer Wattle, problems below ground. fats should never be flushed into the systems as they will congeal and 4 - 10 Ridge-fruited Mallee Eucalyptus angulosa 4 7 Acacia floribunda 4 White Sallow Wattle eventually block your sewer. The overflow relief gully, which prevents 3 - 4 Rose Mallee Eucalyptus rhodantha 4 The roots of some trees and shrubs can damage sewer pipes and 8 Illyarrie, Red Capped Gum Eucalyptus erythrocorys 6 internal flooding in the event of a blockage, should be free of any 3 - 5 Scarlet Pear Gum Eucalyptus stoatei 4 underground services. Trees and shrubs rely on their roots to find 6 - 12 Indian Bean Catalpa bigonioides 6 obstructions such as flower pots. Sewer access chambers in back gardens 3 - 5 Spearwood Mallee Eucalyptus doratoxylon 4 moisture and nutrients. Sewer pipes are an attractive moisture source. 6 - 8 Irish Strawberry Tree Arbutus unedo 6 must also be clear of obstructions to allow the Water Corporation access. 3 - 4 Tallerack Eucalyptus x tetragona 2 A small hairline fracture in a pipe is all a root needs to get in. Then 5 - 8 Jelly Palm Butia capitata 6 Tree Daphne, 3 - 5 Dais cotinifolia 2 it quickly grows inside the pipe, causing a reduction in flow and Pom Pom Tree 5 - 10 Kanooka, Water Gum Tristaniopsis laurina 6 eventually a complete blockage. Often complete sections of pipe need MATURE SUGGESTED MINIMUM HEIGHT RANGE COMMON NAME BOTANICAL NAME DISTANCE FROM ANY 4 - 6 Triangle Palm Dypsis decaryi 6 10 Kurrajongs Brachychiton 6 to be replaced and this is costly. Homes built in the last 15 years are (METRES) SEWER PIPE (METRES) 4 - 5 Umbrella Tree Schefflera actinophylla 20 8 - 10 Lemon-flowered Gum Eucalyptus woodwardii 6 likely to have PVC sewerage pipes, which are less prone to leakage and Small Trees 4 Webster’s Mallee Eucalyptus websteriana 2 6 - 8 Macadamia Macadamia 6 therefore tree root damage. 3 - 5 Apple Malus 2 4 - 6 Weeping Gum Eucalyptus sepulcralis 10 5 - 10 Melaleuca Tree & large shrub forms 10 4 - 5 Apricot, Peach & Nectarine Prunus 6 Pittosporum 4 - 8 Weeping Pittosporum 6 5 - 10 Mulberry Morus 6 locating underground services phylliraeoides 4 - 5 Avocado Persea 2 6 - 9 Native Daphne Pittosporum undulatum 6 You can find the location of your sewer pipes by calling the Water 5 Willow Bottlebrush Callistemon salignus 4 3 - 5 Banksia Banksia species 4 8 - 15 Native Frangipani Hymenosporum flavum 4 Medium Trees Corporation on 13 13 95. Be aware, tree roots may extend beyond your 3 - 4 Bell-fruited Mallee Eucalyptus preissiana 4 African Red Alder, 10 Norfolk Island Hibiscus Lagunaria patersonii 10 property boundaries. 6 - 8 Cunonia capensis 6 3 - 5 Coarse-leaved Mallee Eucalyptus grossa 4 Butter-Knife Bush 8 - 10 Oaks Quercus 20 3 - 5 Crab Apple Malus 2 finding the right tree 6 - 9 Almond Prunus 6 6 - 9 Ornamental Pears Pyrus 6 5 Crepe Myrtle Lagerstroemia indica 4 5 - 8 Birch, Silver Birch Betula 4 6 - 12 Pecan Carya 6 The table overleaf provides a list of most common trees and some Black Locust, Pink Wisteria 4 Flinders Range Wattle Acacia iteaphylla 6 8 - 10 Robinia 20 Pencil Pine, Cupressus sempervirens Tree Mop Top 5 - 8 2 shrubs with varying root system sizes. They are grouped according to 4-10 Forman’s Mallee Eucalyptus formanii 4 Golden Pencil Pine ‘Stricta’ 8 - 10 Black Wattle Acacia decurrens 10 9 - 15 Pepper Corn Tree Schinus molle 20 size and then listed in order of common name. The next column shows 3 - 4 Four-winged Mallee Eucalyptus tetraptera 2 8 Blue Mallet Eucalyptus gardneri 6 5 - 8 Photinia Photinia serrulata 6 the suggested minimum planting distances from any sewer pipe. 4-6 Fox Tail Palm Wodyetia bifurcata 6 10 Blueberry Ash Elaeocarpus reticulatus 4 Eucalyptus leucoxylon 4 Frangipani Plumeria 2 10 Pink-flowered Yellow Gum 6 6 - 8 Box Elder Acer negundo 6 ‘Rosea’ why not be waterwise as well? 3-4 Fuchsia Mallee Eucalyptus forrestiana 4 5 - 8 Poinciana Delonix regia 6 6 Burdet Gum Eucalyptus burdettiana 4 This symbol indicates if a tree is “waterwise”. Waterwise trees, once Grapefruit, Lemon, Eucalyptus 3-5 Citrus 4 Bushy Yate, Eucalyptus 6 - 8 Port Lincoln Gum 6 established in improved soil, will need watering no more than once Mandarin, Orange 6 4 lansdowneana Bald Island Marlock conferruminata 4-5 Guava (Pineapple) Feijoa sellowiana 2 8 - 10 Powton, Princess Tree Paulownia 20 a week. Many will flourish over our hot and dry summers with even 8 Butterfly Tree Bauhinia 4 Queensland less water than that.